CN203817861U - Centering type numerical control lathe with Y2-axis mechanism - Google Patents

Centering type numerical control lathe with Y2-axis mechanism Download PDF

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Publication number
CN203817861U
CN203817861U CN201420191921.6U CN201420191921U CN203817861U CN 203817861 U CN203817861 U CN 203817861U CN 201420191921 U CN201420191921 U CN 201420191921U CN 203817861 U CN203817861 U CN 203817861U
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CN
China
Prior art keywords
axis
slide plate
scheming
processing
working
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Application number
CN201420191921.6U
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Chinese (zh)
Inventor
贺先立
张亮
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深圳市今日标准精密机器有限公司
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Priority to CN201420191921.6U priority Critical patent/CN203817861U/en
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Publication of CN203817861U publication Critical patent/CN203817861U/en

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Abstract

The utility model relates to the technical field of centering type numerical control lathes, and discloses a centering type numerical control lathe with an Y2-axis mechanism. The centering type numerical control lathe comprises a lathe body and the Y2-axis mechanism, wherein the Y2-axis mechanism is used for face milling in the back of a part or processing an eccentric hole in the end face; the Y2-axis mechanism comprises a permanent seat, a sliding plate and a power head; the permanent seat is fixedly arranged on the centering type numerical control lathe body; the sliding plate is in sliding connection with the permanent seat; the power head is fixedly arranged at the top of the sliding plate; a plurality of power cutters are arranged on the outer side of the power head and perpendicularly stretched outwards; in addition, the permanent seat is further provided with a driving assembly for driving the sliding plate to move in the Y2-axis direction; in the place, the Y2-axis is perpendicular to the horizontal direction; meanwhile, a guiding assembly is arranged between the permanent seat and the sliding plate. In the centering type numerical control lathe with the Y2-axis mechanism, the Y2-axis mechanism is added to the lathe body; the power head and the power cutters carry out linear motion in the Y2-axis direction, so as to allow the centering type numerical control lathe to finish face milling in the back of the part or processing the eccentric hole in the end face, improve the processing performance of the centering type numerical control lathe, and greatly increase the processing efficiency.

Description

A kind of Y2 of having axis mechanism walk scheming
Technical field
The utility model relates to walking the technical field of scheming, discloses a kind of scheming of walking of the Y2 of having axis mechanism.
Background technology
Numerical control is walked scheming and is possessed turnning and milling complex function, is particularly suitable in enormous quantities, many kinds, the high accuracy processing of slender axles and small complex rotation class part, has focused on the high efficiency of finding, high-precision batch production.
Scheming is walked in numerical control in the market, mainly can complete the conventional machinings such as processing excircles, circular arc, the conical surface, sphere, end face, interior bore hole, grooving, boring.Numerical control is walked scheming and is mainly made up of parts such as main shaft, lathe bed, knife rests, in the layout of lathe, adopt the portable layout of main spindle box, common numerical control is walked scheming and is made up of main shaft (C axle calibration rotates, Z axis moves linearly) and knife rest (X-axis rectilinear movement, Y-axis rectilinear movement), can carry out four axis processing; The more complex positive manufacturing procedure of walking scheming bed and completed by mainshaft mechanism (C1 axle calibration rotates, the rectilinear movement of Z1 axle) and knife rest (rectilinear movement of X1 axle, the rectilinear movement of Y1 axle) part, by back of the body mainshaft mechanism (rotations of C2 axle calibration) with the back side manufacturing procedure of carrying on the back axle slide plate (X2 axle moves linearly, Z2 axle moves linearly) and complete part.
Walk scheming for common numerical control at present, the back side manufacturing procedure of part completes by carrying on the back main shaft, back of the body main shaft is made up of C2 axle and X2 axle, Z2 axle, C2 axle completes rotary index, X2 axle and Z2 axle accomplish linear move, three's cooperation can realize some and simply process, but, because back of the body main shaft only has two linear axis (being X2 axle and Z2 axle), need to carry out the part of face milling processing or the processing of end face eccentric orfice for some back sides, cannot complete processing, often need on other lathes, carry out secondary operations, working (machining) efficiency is low.
Utility model content
The purpose of this utility model is to provide a kind of scheming of walking of the Y2 of having axis mechanism, be intended to solve in prior art, tradition numerical control is walked scheming and is existed, because its back of the body mainshaft mechanism only has two linear axis, and cannot complete the manufacturing procedure of face milling or the end face eccentric orfice at the part back side, need the problem of secondary operations.
The utility model is to realize like this, a kind of Y2 of having axis mechanism walk scheming, comprise the Y2 axis mechanism that lathe bed and face milling or end face eccentric orfice for the part back side are processed, described Y2 axis mechanism comprises the holder being fixedly arranged on described lathe bed, the slide plate being slidably connected with described holder, and be fixedly arranged on the unit head at described slide plate top, vertical protruding multiple power cutters that have on described unit head lateral surface, on described holder and described slide plate, be also provided with the driven unit for driving described slide plate to move along Y2 direction of principal axis, described Y2 axle is perpendicular to horizontal direction, between described holder and described slide plate, be provided with guidance set.
Further, between described unit head and described slide plate top, be provided with connecting plate, described connecting plate is fixedly connected with described unit head with described slide plate top respectively.
Preferably, described holder comprises the base plate being fixedly connected with described lathe bed, and stretched out straight up by described base plate protect frame, described in protect frame outside and top be opening setting.
Further, described driven unit comprises the Y2 spindle motor being fixedly arranged on described base plate, and described in being arranged at, protects the lead screw assembly between frame and described slide plate, and described Y2 spindle motor and described lead screw assembly are connected.
Again further, described lead screw assembly comprises lead screw shaft, the mother nut part that is sheathed in described lead screw shaft and be mated and secondary nut piece, described mother nut part with described in protect that frame is fixed and be in transmission connection with described Y2 spindle motor, described secondary nut piece is fixedly connected with described slide plate.
Further, the surface of described slide plate arranges opening, the described opening lower edge formation hierarchic structure of caving in, and the outside of described secondary nut piece is placed in described opening, and the edge in described secondary nut piece outside is fixed in described hierarchic structure.
Preferably, described guidance set comprises described in being fixedly arranged on and protects the guide rail on frame front end face, and is fixedly arranged on the slide block at the described slide plate back side; Or described guidance set comprises described in being fixedly arranged on and protect the slide block on frame front end face, and be fixedly arranged on the guide rail of described slide plate reverse side, described slide block coordinates and is slidably connected with described guide rail.
Preferably, described walk scheming also comprise the first organisation of working for the positive processing of part being arranged on described lathe bed, with the second organisation of working for the processing of the part back side, described the first organisation of working and described the second organisation of working lay respectively at the both sides of described Y2 axis mechanism.
Further, described the first organisation of working comprises the main shaft device of being located at described lathe bed one side, and coordinates the first toolbox that carries out the positive processing of part with described main shaft device; Described the second organisation of working comprises the back of the body main shaft device of being located at described lathe bed opposite side, and coordinates with described back of the body main shaft device the second toolbox that carries out the processing of the part back side.
What the utility model proposes walks scheming, on its lathe bed, set up Y2 axis mechanism, carry out rectilinear motion by the unit head in Y2 axis mechanism and power cutter at Y2 direction of principal axis, make away scheming can complete face milling and the processing of end face eccentric orfice at the part back side, promote the working ability of walking scheming, reduce the manufacturing procedure of part, increased substantially the working (machining) efficiency of walking scheming.
Brief description of the drawings
Fig. 1 is the perspective view of walking scheming in the utility model embodiment with Y2 axis mechanism;
Fig. 2 is the perspective view of Y2 axis mechanism in the utility model embodiment;
Fig. 3 is the schematic side view of Y2 axis mechanism in the utility model embodiment;
Fig. 4 is the front elevational schematic of Y2 axis mechanism in the utility model embodiment.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
Below in conjunction with specific embodiment, realization of the present utility model is described in detail.
As shown in Fig. 1~4, the preferred embodiment providing for the utility model.
The present embodiment has proposed a kind of scheming of walking of the Y2 of having axis mechanism, and this is walked scheming and comprises lathe bed 1 and be arranged on the Y2 axis mechanism 2 on this lathe bed 1.Y2 axis mechanism 2 comprises holder 21, slide plate 22, unit head 23, power cutter 24, driven unit 25 and guidance set 26, wherein, holder 21 is fixed on lathe bed 1, slide plate 22 is slidably connected with the front end face of holder 21, herein, slide plate 22 can be along Y2 direction of principal axis moving linearly on the front end face of holder 21, and Y2 direction of principal axis is perpendicular to horizontal direction; Unit head 23 is fixedly installed on the top of slide plate 22, and power cutter 24, by vertically protruding on the lateral surface of unit head 23,, is provided with multiple power cutters 24 herein on the lateral surface of unit head 23, and these power cutters 24 are the parallel and interval of two rows and arrange; In addition, driven unit 25 is arranged on holder 21 and slide plate 22, this driven unit 25 is for driving slide plate 22 to move linearly along Y2 direction of principal axis, and guidance set 26 is arranged between holder 21 and slide plate 22, and this guidance set 26 is used to slide plate 22 to carry out the axial guiding of Y2; When slide plate 22 is under the guide effect of guidance set 26, during along Y2 direction of principal axis moving linearly, power cutter 24 is thereupon along Y2 direction of principal axis moving linearly, and unit head 23 also drives each power cutter 24 axial rotation.
Adopt the scheming of walking of the above-mentioned Y2 of having axis mechanism, there is following characteristics:
On above-mentioned lathe bed 1, set up Y2 axis mechanism 2, coordinate by the driven unit 25 in Y2 axis mechanism 2 and guidance set 26, drive above-mentioned slide plate 22 to carry out rectilinear motion along Y2 direction of principal axis, and then drive above-mentioned unit head 23 and above-mentioned power cutter 24 to carry out rectilinear motion along Y2 direction of principal axis, unit head 23 drives power cutter 24 axial rotation simultaneously, make away scheming can complete face milling and the processing of end face eccentric orfice at the part back side, promote the working ability of walking scheming, twice original processing is shortened to time processing, increased substantially the working (machining) efficiency of walking scheming.
In the present embodiment, between above-mentioned unit head 23 and above-mentioned slide plate 22, be also provided with connecting plate 27, herein, above-mentioned slide plate 23 is perpendicular to horizontal direction setting, be parallel to the setting of Y2 direction of principal axis, in addition, connecting plate 27 is parallel to horizontal direction setting, and, the upper and lower surface of connecting plate 27 is fixedly connected with by securing member with the top of above-mentioned slide plate 22 with above-mentioned unit head 23 respectively, certainly, and in other embodiments, according to actual conditions and demand, above-mentioned unit head 23 also can adopt other mode to be fixedly connected with above-mentioned slide plate 22.
In the present embodiment, above-mentioned holder 21 comprises base plate 211 and protects frame 212, wherein, base plate 211 is fixedly connected with above-mentioned lathe bed 1, protects frame 212 and is stretched out straight up by the upper surface of base plate 211, herein, base plate 211 and protect frame 212 and be wholely set, certainly, both can be also two separate piece, weld or other modes are connected to form entirety; In addition, protect frame 212 for frame shape structure, its outside and top are opening setting, and certainly, in other embodiments, according to actual conditions and demand, above-mentioned holder 21 can be also other version.
Above-mentioned driven unit 25 comprises Y2 spindle motor 251 and lead screw assembly 252, wherein, Y2 spindle motor 251 is fixedly mounted on the base plate 211 of above-mentioned holder 21, its driving force for providing Y2 direction of principal axis to slide to above-mentioned slide plate 22, in addition, lead screw assembly 252 is arranged on above-mentioned protecting between frame 212 front end faces and above-mentioned slide plate 22, and, Y2 spindle motor 251 forms transmission with lead screw assembly 252 by transmission device and is connected, herein, transmission device can be belt drive unit, or gear drive, can be also other forms of transmission device; Like this, lead screw assembly 252 is delivered to the driving force of Y2 spindle motor 251 on above-mentioned slide plate 22, makes it to carry out rectilinear motion along Y2 direction of principal axis, certainly, in other embodiments, according to actual conditions and demand, above-mentioned driven unit 25 can be also other driving composition.
In the present embodiment, above-mentioned lead screw assembly 252 comprises lead screw shaft 2521, mother nut part 2522 and secondary nut piece 2523, wherein, lead screw shaft 2521 parallel with Y2 direction of principal axis, mother nut part 2522 and secondary nut piece 2523 are set in respectively in lead screw shaft 2521, mother nut part 2522 is fixedly connected with the above-mentioned frame 212 that protects, secondary nut piece 2523 is fixedly connected with above-mentioned slide plate 22, in addition, on lead screw shaft 2521 outer walls, spiralization has motion thread, lead screw shaft 2521 forms transmission with mother nut part 2522 and secondary nut piece 2523 respectively by the motion thread on its outer wall and coordinates, and, the upside of mother nut part 2522 is extended with driven pulley, accordingly, above-mentioned Y2 spindle motor 251 upper ends have output shaft, on this output shaft, be arranged with driving wheel, this driving wheel and driven pulley are formed and are in transmission connection by driving-belt, like this, in the time that Y2 spindle motor 251 starts, rotate and drive driven pulley to rotate by the driving wheel on output shaft, thereby drive lead screw shaft 2521 to carry out axial rotation, and then, the axial rotation of lead screw shaft 2521 drives secondary nut piece 2523 to rise or decline along Y2 direction of principal axis, simultaneously, drive above-mentioned slide plate 22 correspondingly rise or decline along Y2 direction of principal axis by secondary nut piece 2523.
Above-mentioned secondary nut piece 2523 is fixedly connected with above-mentioned slide plate 22, herein, slide plate 22 is platy structure, its surface is provided with opening 221, the lower edge of this opening 221 is caved in and is formed hierarchic structure 2211, accordingly, the edge in the outside of above-mentioned secondary nut piece 2523 is placed in hierarchic structure 2211, and form a fixed connection by securing member and slide plate 22, certainly, in other embodiments, according to actual conditions and demand, above-mentioned secondary nut piece 2523 also can adopt other mode to be fixedly connected with above-mentioned slide plate 22.
Above-mentioned guidance set 26 comprises guide rail 261 and slide block 262, and herein, guide rail 261 and slide block 262 coordinate formation to be slidably connected, and guide rail 261 is all parallel with Y2 direction of principal axis with slide block 262.
In the present embodiment, guide rail 261 is fixedly installed on the above-mentioned front end face that protects frame 212, herein, that protects frame 212 front end faces is each side provided with two guide rails 261 separately, the guide rail 261 of other quantity also can be set herein, accordingly, two slide blocks 262 are fixedly installed on respectively the both sides at above-mentioned slide plate 22 back sides; Or two slide blocks 262 are fixedly installed on respectively the above-mentioned left and right sides of protecting on frame 212 front end faces, accordingly, the guide rail that is each side provided with two intervals 261 at above-mentioned slide plate 22 back sides, also can arrange the guide rail 261 of other quantity herein; Like this, by being slidably connected of guide rail 261 and slide block 262, having realized slide plate 22 and carried out rectilinear motion along Y2 direction of principal axis protecting on frame 212 front end faces.
In the present embodiment, the scheming of walking of the above-mentioned Y2 of having axis mechanism also comprises the first organisation of working 3 and the second organisation of working 4, both are all arranged on above-mentioned lathe bed 1, and both lay respectively at the both sides, front and back of above-mentioned Y2 axis mechanism 2, wherein, the first organisation of working 3 is for carrying out front processing to part, and the second organisation of working 4 is for carrying out back side processing to part, and face milling or the processing of end face eccentric orfice are carried out in the back side that Y2 axis mechanism 2 carries out part.
Above-mentioned the first organisation of working 3 comprises the main shaft device 31 and the first toolbox 32 that are arranged on above-mentioned lathe bed 1 left side, and this first toolbox 32 coordinates the front processing of carrying out part with main shaft device 31; Above-mentioned the second organisation of working 4 comprises the back of the body main shaft device 41 and the second toolbox 42 that are arranged on above-mentioned lathe bed 1 right side, and this second toolbox 42 coordinates the back side processing of carrying out part with back of the body main shaft device 41.
In the present embodiment, above-mentioned main shaft device 31 comprises main shaft 311, Z1 shaft moving device 312 and C1 axle indexing means 313, and Z1 axle is parallel to horizontal direction, and is parallel to main shaft 311 linear movement directions, and C1 axle represents the axle rotating around Z1 axle axis direction; Main shaft 311 is realized the axial rectilinear movement of Z1 by Z1 shaft moving device, and meanwhile, main shaft 311 is realized calibration by C1 axle indexing means and regulated;
Above-mentioned the first toolbox 32 comprises X1 shaft moving device 321, Y1 shaft moving device 322 and the first process tool 323, and wherein, X1 axle is perpendicular to horizontal direction, be parallel to Y2 direction of principal axis, Z1 axle is also perpendicular to X1 axle, and Y1 axle is respectively perpendicular to X1 axle and Z1 axle; The first process tool 323 is arranged on X1 shaft moving device 321, and X1 shaft moving device 321 is arranged on Y1 shaft moving device 322, like this, X1 direction of principal axis and the axial rectilinear motion of Y1 of the first process tool 323 have been realized by the rectilinear motion of X1 shaft moving device 321 and Y1 shaft moving device 322, in addition, on X1 shaft moving device 321, be also provided with the first cutter motor 324 for driving the first process tool 323.
Above-mentioned back of the body main shaft device 41 comprises the back of the body main shaft 411, Z2 shaft moving device 412 and C2 axle indexing means 413, and Z2 axle is parallel to horizontal direction, and is parallel to main shaft 411 linear movement directions, and C2 axle represents the axle rotating around Z2 axle axis direction; Back of the body main shaft 411 is realized the axial rectilinear movement of Z2 by Z2 shaft moving device, and meanwhile, back of the body main shaft 411 is realized calibration by C2 axle indexing means and regulated;
Above-mentioned the second toolbox 42 comprises X2 shaft moving device 421 and the second process tool 422, and wherein, X2 axle is perpendicular to horizontal direction and be parallel to Y1 direction of principal axis, and Z2 axle is perpendicular to X2 axle, and above-mentioned Y2 axle is respectively perpendicular to X2 axle and Z2 axle; The second process tool 422 is arranged on X2 shaft moving device 421, and X2 shaft moving device 421 is arranged on above-mentioned lathe bed 1, like this, realize the second process tool 422 at the axial rectilinear motion of X2 by the rectilinear motion of X2 shaft moving device 421, in addition, on X2 shaft moving device 421, be also provided with the second cutter motor (figure does not mark) for driving the second process tool 422, meanwhile, face milling and the processing of end face eccentric orfice at the part back side have been coordinated with above-mentioned back of the body main shaft device 41 by above-mentioned Y2 axis mechanism 2.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any amendments of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.

Claims (9)

1. one kind has the scheming of walking of Y2 axis mechanism, comprise lathe bed, it is characterized in that, also comprise for the face milling at the part back side or the Y2 axis mechanism of end face eccentric orfice processing, described Y2 axis mechanism comprises the holder being fixedly arranged on described lathe bed, the slide plate being slidably connected with described holder, and be fixedly arranged on the unit head at described slide plate top, vertical protruding multiple power cutters that have on described unit head lateral surface, on described holder and described slide plate, be also provided with the driven unit for driving described slide plate to move along Y2 direction of principal axis, described Y2 axle is perpendicular to horizontal direction, between described holder and described slide plate, be provided with guidance set.
The Y2 of having axis mechanism as claimed in claim 1 walk scheming, it is characterized in that, between described unit head and described slide plate top, be provided with connecting plate, described connecting plate is fixedly connected with described unit head with described slide plate top respectively.
The Y2 of having axis mechanism as claimed in claim 1 walk scheming, it is characterized in that, described holder comprises the base plate being fixedly connected with described lathe bed, and stretched out straight up by described base plate protect frame, described in protect frame outside and top be opening setting.
The Y2 of having axis mechanism as claimed in claim 3 walk scheming, it is characterized in that, described driven unit comprises the Y2 spindle motor being fixedly arranged on described base plate, and described in being arranged at, protects the lead screw assembly between frame and described slide plate, and described Y2 spindle motor and described lead screw assembly are connected.
The Y2 of having axis mechanism as claimed in claim 4 walk scheming, it is characterized in that, described lead screw assembly comprises lead screw shaft, the mother nut part that is sheathed in described lead screw shaft and be mated and secondary nut piece, described mother nut part with described in protect that frame is fixed and be in transmission connection with described Y2 spindle motor, described secondary nut piece is fixedly connected with described slide plate.
The Y2 of having axis mechanism as claimed in claim 5 walk scheming, it is characterized in that, the surface of described slide plate arranges opening, the described opening lower edge formation hierarchic structure of caving in, the outside of described secondary nut piece is placed in described opening, and the edge in described secondary nut piece outside is fixed in described hierarchic structure.
The Y2 of having axis mechanism as claimed in claim 3 walk scheming, it is characterized in that, described guidance set comprises described in being fixedly arranged on and protects the guide rail on frame front end face, and is fixedly arranged on the slide block at the described slide plate back side;
Or described guidance set comprises described in being fixedly arranged on and protect the slide block on frame front end face, and be fixedly arranged on the guide rail of described slide plate reverse side, described slide block coordinates and is slidably connected with described guide rail.
8. the scheming of walking with Y2 axis mechanism as described in claim 1~7 any one, it is characterized in that, also comprise the first organisation of working for the positive processing of part being arranged on described lathe bed, with the second organisation of working for the processing of the part back side, described the first organisation of working and described the second organisation of working lay respectively at the both sides of described Y2 axis mechanism.
The Y2 of having axis mechanism as claimed in claim 8 walk scheming, it is characterized in that, described the first organisation of working comprises the main shaft device of being located at described lathe bed one side, and coordinates the first toolbox that carries out the positive processing of part with described main shaft device; Described the second organisation of working comprises the back of the body main shaft device of being located at described lathe bed opposite side, and coordinates with described back of the body main shaft device the second toolbox that carries out the processing of the part back side.
CN201420191921.6U 2014-04-18 2014-04-18 Centering type numerical control lathe with Y2-axis mechanism CN203817861U (en)

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Application Number Priority Date Filing Date Title
CN201420191921.6U CN203817861U (en) 2014-04-18 2014-04-18 Centering type numerical control lathe with Y2-axis mechanism

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Application Number Priority Date Filing Date Title
CN201420191921.6U CN203817861U (en) 2014-04-18 2014-04-18 Centering type numerical control lathe with Y2-axis mechanism

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104816201A (en) * 2015-05-18 2015-08-05 南京建克机械有限公司 Six-axis Swiss type milling machine tool
CN104858720A (en) * 2015-01-23 2015-08-26 南京建克机械有限公司 Main shaft box movement type turn milling machine tool with five-axis structure on positive axis
CN104875079A (en) * 2015-01-23 2015-09-02 南京建克机械有限公司 Recutting centering type turn-milling machine tool with five-axis structure type front axis
CN106514399A (en) * 2016-10-10 2017-03-22 中山市柏威机械设备有限公司 Machining process
CN107791023A (en) * 2016-09-06 2018-03-13 深圳市今日标准精密机器有限公司 It is new walk scheming
CN109623386A (en) * 2019-01-21 2019-04-16 上海西码智能科技股份有限公司 Scheming and its processing technology are walked in a kind of processing of dice
CN111151774A (en) * 2019-12-31 2020-05-15 津上精密机床(浙江)有限公司 Centering method for main shaft and auxiliary shaft of centering machine

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104858720A (en) * 2015-01-23 2015-08-26 南京建克机械有限公司 Main shaft box movement type turn milling machine tool with five-axis structure on positive axis
CN104875079A (en) * 2015-01-23 2015-09-02 南京建克机械有限公司 Recutting centering type turn-milling machine tool with five-axis structure type front axis
CN104816201A (en) * 2015-05-18 2015-08-05 南京建克机械有限公司 Six-axis Swiss type milling machine tool
CN107791023A (en) * 2016-09-06 2018-03-13 深圳市今日标准精密机器有限公司 It is new walk scheming
CN106514399A (en) * 2016-10-10 2017-03-22 中山市柏威机械设备有限公司 Machining process
CN106514399B (en) * 2016-10-10 2018-07-06 中山市柏威机械设备有限公司 mechanical processing technique
CN109623386A (en) * 2019-01-21 2019-04-16 上海西码智能科技股份有限公司 Scheming and its processing technology are walked in a kind of processing of dice
CN111151774A (en) * 2019-12-31 2020-05-15 津上精密机床(浙江)有限公司 Centering method for main shaft and auxiliary shaft of centering machine

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